Novel About Not Being Reborn Is Like Being Reborn

Ling Xiao... Emmmm, you can't make it up if you look at it yourself, it's just that this is a different world, where spiritual power determines status. A woman has no spiritual power, but marries the emperor, and the emperor likes another person. Later, the woman gains supernatural power and becomes the national preceptor of another country, emmmm, that's how it works.